HG Infra emerges as L-1 bidder for two HAM projects in Odisha October 20, 2021 | Awarded, Project Updates H.G. Infra Engineering Limited was declared as the lowest (L-1) bidder by NHAI for two hybrid annuity mode (HAM) projects as a part of Raipur Visakhapatnam Economics Corridor in Odisha . . . This content is restricted.